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Draft genome sequence of Senegalimassilia sp. KGMB 04484 isolated from healthy Korean human feces
한국일,강세원,김지선,이근철,엄미경,서민국,김한솔,박승환,이주혁,박잠언,오병섭,유승엽,최승현,이동호,윤혁,김병용,이제희,이정숙,Han, Kook-Il,Kang, Se Won,Kim, Ji-Sun,Lee, Keun Chul,Eom, Mi Kyung,Suh, Min Kuk,Kim, Han Sol,Park, Seung-Hwan,Lee, Ju Huck,Park, The Microbiological Society of Korea 2019 미생물학회지 Vol.55 No.2
본 연구에서는 건강한 한국인 분변으로부터 Senegalimassilia sp. KGMB 04484 균주를 분리하였으며 PacBio Sequel 플랫폼을 이용하여 유전체서열을 분석하였다. 유전체는 G+C 구성비율이 61.18%이며, 2,300개의 유전자와 2,139개의 단백질 코딩 유전자, 21개의 rRNA 및 51개 tRNA로 구성되었으며, 염색체의 크기는 2,748,041 bp였다. 유전체의 주요 특징은 가수분해효소와 지방산생합성 및 대사에 관련된 유전자를 포함한다. 이러한 유전체의 분석은 KGMB 04484 균주가 사람의 건강 및 소화에 관여할 것으로 여겨진다. Senegalimassilia sp. KGMB 04484 was isolated from fecal samples obtained from a healthy Korean. The whole-genome sequence of Senegalimassilia sp. KGMB 04484 was analyzed using the PacBio Sequel platform. The genome comprises a 2,748,041 bp chromosome with a G+C content of 61.18%, 2,300 total genes, 2,139 protein-coding gene, 21 rRNA genes, and 51 tRNA genes. Also, we found that strain KGMB 04484 had some genes for hydrolysis enzyme, fatty acid biosynthesis and metabolism in its genome based on the result of genome analysis. Those genes of KGMB 04484 may be related to regulation of human health and digest.
배기가스를 고려한 함정의 계절별 적외선 신호 특성에 대한 연구
한국일,김동건,최준혁,김태국,Han, Kuk-Il,Kim, Dong-Geon,Choi, Jun-Hyuk,Kim, Tae-Kuk 한국군사과학기술학회 2013 한국군사과학기술학회지 Vol.16 No.4
This paper is a part of developing a computer code that can be used to generate IR images of a naval ship by considering the emitted and reflected infrared signals. The spectral radiance received by an IR sensor is consisted of the self-emitted component from the ship surface, the reflected component of the solar/sky irradiance at the ship surface, the emitted radiance from the ship surface and the exhaust plume gas, and the scattered radiance by the atmosphere. The plume gas radiance occupies a large part of the emitted radiance from a naval ship in operation. Therefore plume gas radiance must be taken into account when calculating the radiance from a naval ship for reliable IR images. In this paper, IR images of a naval ship with the exhaust gas effect in various environmental conditions are generated by using an exhaust gas prediction model called the JPL model. The contrast radiance (CR) values of the IR images are calculated to analyze the effect of the exhaust gas radiance quantitatively. The results obtained by quantitative analysis show that the IR signatures with the exhaust plume gas are 2.26 times larger than those neglecting the plume gas effect. The effect of the exhaust plume gas is shown to be more eminent in winter than in summer in the daytime.
Draft genome sequence of Olsenella sp. KGMB 04489 isolated from healthy Korean human feces
한국일,강세원,김지선,이근철,엄미경,서민국,박승환,이주혁,박잠언,오병섭,유승엽,최승현,이동호,윤혁,김병용,양승조,이정숙,Han, Kook-Il,Kang, Se Won,Kim, Ji-Sun,Lee, Keun Chul,Eom, Mi Kyung,Suh, Min Kuk,Park, Seung-Hwan,Lee, Ju Huck,Park, Jam-Eon,Oh, Byeon The Microbiological Society of Korea 2018 미생물학회지 Vol.54 No.4
Olsenella 속 균주들은 척추동물의 구강, 반추위 및 분변 등에서 분리된 것으로 알려져 있다. 본 연구에서는 건강한 한국인 분변으로부터 Olsenella sp. KGMB 04489 균주를 분리하였으며 PacBio Sequel 플랫폼을 이용하여 Olsenella sp. KGMB 04489 균주의 유전체서열을 분석하였다. 유전체는 G + C 구성 비율이 65.5%이고, 1,838개의 유전자와 rRNA 13개, tRNA 52개로 구성되었으며, 염색체의 크기는 2,108,034 bp였다. 또한, 유전체 분석 결과를 통해 가수분해효소와 항생제 합성 및 내성과 관련된 다양한 유전자를 발견하였다. The genus of Olsenella has been isolated from vertebrate animal mouth, rumen, and feces. Olsenella sp. KGMB 04489 was isolated from fecal samples obtained from a healthy Korean. The whole-genome sequence of Olsenella sp. KGMB 04489 was analyzed using the PacBio Sequel platform. The genome comprises a 2,108,034 bp chromosome with a G + C content of 65.50%, 1,838 total genes, 13 rRNA genes, and 52 tRNA genes. Also, we found that strain KGMB 04489 had some genes for hydrolysis enzymes, and antibiotic biosynthesis and resistance in its genome based on the result of genome analysis.
Draft genome sequence of Ruminococcus sp. KGMB03662 isolated from healthy Korean human feces
한국일,강세원,엄미경,김지선,이근철,서민국,김한솔,박승환,이주혁,박잠언,오병섭,유승우,유승엽,최승현,이동호,윤혁,김병용,이제희,이정숙,Han, Kook-Il,Kang, Se Won,Eom, Mi Kyung,Kim, Ji-Sun,Lee, Keun Chul,Suh, Min Kuk,Kim, Han Sol,Park, Seung-Hwan,Lee, Ju Huck,Pa The Microbiological Society of Korea 2019 미생물학회지 Vol.55 No.3
본 연구에서는 건강한 한국인 분변으로부터 Ruminococcus sp. KGMB03662 균주를 분리하고 유전체서열을 PacBio Sequel 플랫폼을 사용하여 분석하였다. 염색체의 크기는 2,707,502 bp로 G + C 구성 비율은 43.09%, 총 유전자수는 2,484개, 단백질 코딩 유전자는 2,367개, rRNA는 14개 및 tRNA는 53개로 구성되었다. 본 유전체로부터 가수분해효소, 지방산생합성 및 대사와 항생제생합성 및 내성 관련 유전자를 확인하였다. 이러한 유전체의 분석은 KGMB03662 균주가 사람의 건강 및 질병에 관여할 것으로 여겨진다. Ruminococcus sp. KGMB03662 was isolated from fecal samples obtained from a healthy Korean. The whole-genome sequence of Ruminococcus sp. KGMB03662 was analyzed using the PacBio Sequel platform. The genome comprises a 2,707,502 bp chromosome with a G + C content of 43.09%, 2,484 total genes, 2,367 protein-coding gene, 14 rRNA genes, and 53 tRNA genes. In the draft genome, genes involved in the hydrolysis enzyme, fatty acid biosynthesis, fatty acid metabolite, antibiotic biosynthesis, and antibiotic resistance have been identified. Those genes of KGMB03662 may be related to the regulation of human health and disease.
적외선 영상 생성 및 분석을 위한 종합 소프트웨어 개발
한국일(Kuk-Il Han),김도휘(Do-Hwi Kim),최준혁(Jun-Hyuk Choi),하남구(Nam-Koo Ha),장현성(Hyun-Sung Jang),김태국(Tae-Kuk Kim) 한국정보과학회 2017 정보과학회 컴퓨팅의 실제 논문지 Vol.23 No.3
국내에서 개발 중인 장비의 기술 유출 방지와 국내 환경에 맞는 적외선 신호 분석 S/W 개발에 대한 요구가 있어 왔다. 본 논문에서는 적외선 영상을 생성하기 위한 적외선 신호 분석 S/W에 대한 구성과 특정 파장대역의 적외선 영상 생성 방법 및 분석 방법에 대해 나타내었다. 개발된 적외선 신호 분석 S/W는 표면온도 해석 결과와 물체의 자체방사 성분 및 반사성분 그리고 대기경로 복사성분을 통해 적외선 영상을 생성하도록 구성되어 있다. 대부분의 상용 S/W에는 복사 대비값 및 탐지거리 또는 탐지율 분석 기능이 포함되어 있지 않지만 개발된 S/W에는 생성된 적외선 영상을 이용하여 위협도 분석할 수 있는 기술을 포함하고 있다. Recently there has been an increasing demand for developing a domestic software (S/W) for infrared signature generation to prevent technology leakage and match the domestic operating environment. In this study, we developed a S/W for infrared signature generation and presented its structures and functions for creating and analyzing the IR images of designated spectral bands. The proposed S/W generates IR images of an object through calculations of surface temperatures and IR signals including the self-emitted, surface reflected and path dependent radiances. Moreover, the proposed S/W includes the features of infrared threat analyses from the generated IR images including the infrared contrast radiant intensity (CRI), detection ranges or detection probability analyses, unlike the imported, commercial infrared signature generation S/W.
김동현,한국일,권해준,김미경,김영국,최두호,이근철,서민국,김한솔,이정숙,김종국,Kim, Dong-Hyun,Han, Kook-Il,Kwon, Hae Jun,Kim, Mi Gyeong,Kim, Young Guk,Choi, Doo Ho,Lee, Keun Chul,Suh, Min Kuk,Kim, Han Sol,Lee, Jung-Sook,Kim, Jong-Guk The Microbiological Society of Korea 2019 미생물학회지 Vol.55 No.3
본 연구에서는 폐수처리장의 바이오필터로부터 Comamonas sp. NLF-7-7 균주를 분리하고 유전체서열을 PacBio RS II와 Illumina HiSeqXten 플랫폼을 사용하여 분석하였다. 염색체의 크기는 3,333,437 bp로 G + C 구성 비율은 68.04%, 총 유전자수는 3,197개, rRNA는 9개 및 tRNA는 49개로 구성되었다. 본 유전체는 오염물질분해와 플록형성에 관여하는 황산화 경로 유전자(SoxY, SoxZ, SoxA 및 SoxB)와 플록형성 경로 유전자(EpsG, EpsE, EpsF, EpsG, EpsL 및 glycosyltransferase)를 포함하고 있다. 이러한 Comamonas sp. NLF-7-7 균주는 폐수를 정화하는데 활용될 수 있다. Comamonas sp. NLF-7-7 was isolated from biofilter of wastewater treatment plant. The whole-genome sequence of Comamonas sp. NLF-7-7 was analyzed using the PacBio RS II and Illumina HiSeqXten platform. The genome comprises a 3,333,437 bp chromosome with a G + C content of 68.04%, 3,197 total genes, 9 rRNA genes, and 49 tRNA genes. This genome contained pollutants degradation and floc forming genes such as sulfur oxidization pathway (SoxY, SoxZ, SoxA, and SoxB) and floc forming pathway (EpsG, EpsE, EpsF, EpsG, EpsL, and glycosyltransferase), respectively. The Comamonas sp. NLF-7-7 can be used to the purification of wastewater.
BRDF를 고려한 적외선 신호의 반사 성분 고속 연산기법에 관한 연구
김동건,한국일,최준혁,최순호,김태국,Kim, Dong-Geon,Han, Kuk-Il,Choi, Jun-Hyuk,Choi, Soon-Ho,Kim, Tae-Kuk 한국군사과학기술학회 2017 한국군사과학기술학회지 Vol.20 No.1
This paper is a part of developing a computer code that can be used to generate synthetic IR images by calculating the outgoing infrared signal from objects. To predict the reflected component that is a part of the outgoing IR signal, such as those components reflected from the target surface by the solar and sky irradiations, it is necessary to calculate the complicated BRDF values for considering the directional surface reflection characteristics. Since the calculation of reflectance using the BRDF requires a large amount of computation time due to the hemispherical integral term, it is frequently restricted in applying for a real-time prediction of IR signal. In this research, the simplified method for calculating IR reflected component has been proposed by replacing the integral terms into two parts, a directionally uniform component and a step function representing the specular component, to reduce computation time. The proposed method is proved to result in very fast calculation of the BRDF (up to 600 times faster calculations) for most of the surfaces with minimal loss of the accuracy.